This review describes the medical, research and recreational uses of ketamine, an
anaesthetic derivative of phencyclidine that has dissociative, analgesic and psychedelic …

Cannabis and tobacco are common drugs of abuse worldwide and are often used in
combination through various routes of administration (ROAs). Here, we aimed to provide an …

Aims. This paper (i) reviews the language used to describe and manage those patient
practices that fall outside standard medical models of opioid treatment (for pain and opioid …

ABSTRACT Aims Mephedrone (4‐methylmethcathinone) is a novel synthetic stimulant drug
that has recently become popular in the United Kingdom and elsewhere in Europe. It has a …

BACKGROUND: The last decade has seen the appearance of myriad novel psychoactive
substances with diverse effect profiles. Synthetic cannabinoids are among the most recently …

Aims To investigate the prevalence of awareness of the online illicit drug marketplace S ilk R
oad (SR), consumption of drugs purchased from SR and reasons for use and non‐use of …

Aims To assess the patterns of use, subjective effect profile and dependence liability of
mephedrone, supported by corroborative urine toxicology. Design Cross‐sectional …

Background Cryptomarkets are digital platforms that use anonymising software (eg Tor) and
cryptocurrencies (eg Bitcoin) to facilitate trade of goods and services, most notably illicit …

Abstract Study Type-Symptom prevalence (prospective cohort) Level of Evidence 1b What's
known on the subject? and What does the study add? Case series have described lower …

In recent years the recreational use of inhaled nitrous oxide gas (N2O) is becoming
increasingly popular, yet little is known about the characteristics of its users or the effects …